ASTM A572 GR50 1/2" Carbon Steel Plate

A ASTM A572 Gr 50 1/2" carbon steel plate(12.70 mm) is ahot rolled thick platehigh strength and low alloy (HSLA – High Strength Low Alloy), widely used in structural and industrial projects that require excellent mechanical performance, weldability and dimensional stability. Manufactured according to American standardsASTM A572 / A572M – Grade 50, is an ideal material for robust and durable metal structures.

Technical description of ASTM A572 Gr 50 1/2" sheet

With nominal thickness of12.70 mm, theASTM A572 Gr 50 plate it presents minimum yield strength of 345 MPa e tensile strength from 450 to 620 MPaThis combination allows for reduced structural weight without compromising the safety or integrity of the building. The steel has a refined ferritic-pearlitic microstructure, ensuringhigh tenacity e consistent performanceeven under dynamic stress and intense vibrations.

Mechanical properties and chemical composition

• Standard: ASTM A572 / A572M – Grade 50
• Nominal thickness:1/2" (12.70 mm)
• Yield strength (Fy):≥ 345 MPa
• Tensile strength (Fu):450 – 620 MPa
• Minimum stretch:18%
• Modulus of elasticity:200 GPa
• Density:7.85 g/cm³
• Typical chemical composition (%): C ≤ 0.23 | Mn 0.60 – 1.35 | Si ≤ 0.40 | P ≤ 0.04 | S ≤ 0.05 | Cu ≥ 0.20

Features and advantages of ASTM A572 Gr 50 steel

• High structural strength:supports large loads with less material thickness, reducing costs and weight of the structure.
• Excellent weldability:low carbon content and excellent toughness ensure safe and uniform welds.
• Good conformability:allows cutting, bending, chamfering and calendering with industrial precision.
• Superior durability:compatible with galvanizing and painting, extending service life in aggressive environments.
• Certification and traceability:provided with original reports from the plantsCSN e Usiminas.

ASTM A572 Gr 50 1/2" Sheet Applications

A ASTM A572 Gr 50 plateIt is suitable for structural and industrial applications that require mechanical strength and reliability:

• Metal structures for buildings and industrial warehouses
• Bridges, viaducts and walkways
• Wind power and electrical transmission towers
• Agricultural and road implements
• Mining machinery and equipment
• Platformsoffshoreand naval structures
• Tanks, boilers and heavy boilermaking components

International equivalences and correspondences

• Europe:EN 10025 S355J2 / S355JR
• Germany:DIN 17100 St 52-3 N
• Japan:JIS SM490A
• Observation:ASTM A572 Gr 50 is a HSLA and non-weathering structural steel.

Processing and custom cutting

A Purchaseoffers supply ofASTM A572 Gr 50 platesin custom cuts, with services ofCNC plasma, oxyfuel, bending, chamfering, trimming and calendering. All processes follow strict dimensional control and full traceability to ensure quality and compliance with ASTM standards.

Quality control and certification

AllASTM A572 Gr 50 platesare provided withquality certification and full traceabilityof the plantsCSN e Usiminas. Each batch includes chemical and mechanical reports issued in accordance with ASTM standards, ensuring safety and performance in critical structural applications.

Why buy from Compraço

• Distribution throughout the national territory;
• Large stock of ASTM A572 Gr 50 thick plates;
• Specialized technical assistance in structural steels;
• Original plant reports (CSN / Usiminas);
• Excellent value for money and fast delivery.

Frequently asked questions

Is ASTM A572 Gr 50 a weathering steel?

No. TheASTM A572 Gr 50is a high-strength, low-alloy structural steel (HSLA), designed for applications where mechanical strength and lightness are required. For weathering steels, the equivalent would be ASTM A588 or USI SAC 350.

Can this sheet be galvanized or painted?

Yes. ASTM A572 Gr 50 steel accepts galvanizing and industrial painting, providing effective protection against corrosion and increasing its useful life.

Do you offer custom cutting?

Yes. APurchasesupplies ASTM A572 Gr 50 1/2" sheets in custom cut according to project, ensuring high standard finishing and industrial precision.

Search ASTM A572 Gr 50 1/2" carbon steel plate(12.70 mm) with certified quality and immediate delivery?Talk toPurchase— a reference in structural steel distribution in Brazil — and receive specialized technical support and the best conditions for your project.